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Full text of "Treatise On Applied Analytical Chemistry(Vol-1)"

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20,6

OXIDISING

cracks, but numerous small rounded pittings produced by the corrosive
action'of the reagent used to obtain the oxidation. Fig. 32 is a reproduction
of the microphotograph of the surface of a sheet oxidised with reagents
and Fig. 33 that of the surface of the same sheet near a bend ; the different
behaviour in this case is obvious.

er chemically or mechanically